kept the easy to understand code

Author: arsho

RegexandParsing/ValidatingCreditCardNumbers.py

@@ -17,7 +17,10 @@
     length_16 = bool(re.match(r"^[4-6]\d{15}$", credit))
     length_19 = bool(re.match(r"^[4-6]\d{3}-\d{4}-\d{4}-\d{4}$", credit))
     consecutive = bool(re.findall(r"(?=(\d)\1\1\1)", credit_removed_hiphen))
-    if (length_16 or length_19) and consecutive or not length_16 and not length_19:
+    if length_16 == True or length_19 == True:
+        if consecutive == True:
+            valid = False
+    else:
         valid = False
     if valid:
         print("Valid")